Closed captions: Refers to on-screen text that captures
spoken words as well as sounds and actions that are occurring on-screen. Closed captions
displayed as white text against a black background and used for viewers who understand
the language being spoken but are either deaf or hard-of-hearing.
Subtitles: Refers to on-screen text that is used to
capture words that are being spoken in a film or video. Subtitles are usually displayed
lines of yellow text and are used for viewers who can hear but do not understand the
language being spoken.
Subtitles for the Deaf or Hard of Hearing (SDH): These are
that include non-spoken details or information about what is happening in a video such
as sound effects or music playing.